update grpc to v1.76.0

Author: scotthart

ci/cloudbuild/dockerfiles/demo-debian-bullseye.Dockerfile

@@ -98,7 +98,7 @@ RUN curl -fsSL https://github.com/google/re2/archive/2025-07-22.tar.gz | \
 
 # ```bash
 WORKDIR /var/tmp/build/grpc
-RUN curl -fsSL https://github.com/grpc/grpc/archive/v1.74.1.tar.gz | \
+RUN curl -fsSL https://github.com/grpc/grpc/archive/v1.76.0.tar.gz | \
     tar -xzf - --strip-components=1 && \
     cmake \
         -DCMAKE_BUILD_TYPE=Release \

ci/cloudbuild/dockerfiles/demo-rockylinux-9.Dockerfile

@@ -133,7 +133,7 @@ RUN curl -fsSL https://github.com/google/re2/archive/2025-07-22.tar.gz | \
 
 # ```bash
 WORKDIR /var/tmp/build/grpc
-RUN curl -fsSL https://github.com/grpc/grpc/archive/v1.74.1.tar.gz | \
+RUN curl -fsSL https://github.com/grpc/grpc/archive/v1.76.0.tar.gz | \
     tar -xzf - --strip-components=1 && \
     cmake \
         -DCMAKE_CXX_STANDARD=17 \

ci/cloudbuild/dockerfiles/demo-ubuntu-focal.Dockerfile

@@ -92,7 +92,7 @@ RUN curl -fsSL https://github.com/google/re2/archive/2025-07-22.tar.gz | \
 
 # ```bash
 WORKDIR /var/tmp/build/grpc
-RUN curl -fsSL https://github.com/grpc/grpc/archive/v1.74.1.tar.gz | \
+RUN curl -fsSL https://github.com/grpc/grpc/archive/v1.76.0.tar.gz | \
     tar -xzf - --strip-components=1 && \
     cmake \
         -DCMAKE_BUILD_TYPE=Release \

ci/cloudbuild/dockerfiles/demo-ubuntu-jammy.Dockerfile

@@ -73,7 +73,7 @@ RUN curl -fsSL https://github.com/protocolbuffers/protobuf/archive/v33.1.tar.gz
 
 # ```bash
 WORKDIR /var/tmp/build/grpc
-RUN curl -fsSL https://github.com/grpc/grpc/archive/v1.74.1.tar.gz | \
+RUN curl -fsSL https://github.com/grpc/grpc/archive/v1.76.0.tar.gz | \
     tar -xzf - --strip-components=1 && \
     cmake \
         -DCMAKE_BUILD_TYPE=Release \

ci/cloudbuild/dockerfiles/fedora-latest-cmake.Dockerfile

@@ -148,7 +148,7 @@ RUN curl -fsSL https://github.com/open-telemetry/opentelemetry-cpp/archive/v1.24
 
 WORKDIR /var/tmp/build/grpc
 RUN dnf makecache && dnf install -y c-ares-devel re2-devel
-RUN curl -fsSL https://github.com/grpc/grpc/archive/v1.74.1.tar.gz | \
+RUN curl -fsSL https://github.com/grpc/grpc/archive/v1.76.0.tar.gz | \
     tar -xzf - --strip-components=1 && \
     cmake \
       -DCMAKE_BUILD_TYPE=Release \

ci/cloudbuild/dockerfiles/fedora-latest-cxx20.Dockerfile

@@ -157,7 +157,7 @@ RUN curl -fsSL https://github.com/open-telemetry/opentelemetry-cpp/archive/v1.24
 
 WORKDIR /var/tmp/build/grpc
 RUN dnf makecache && dnf install -y c-ares-devel re2-devel
-RUN curl -fsSL https://github.com/grpc/grpc/archive/v1.74.1.tar.gz | \
+RUN curl -fsSL https://github.com/grpc/grpc/archive/v1.76.0.tar.gz | \
     tar -xzf - --strip-components=1 && \
     cmake \
         -DCMAKE_CXX_STANDARD=20 \

ci/cloudbuild/dockerfiles/gcc-oldest.Dockerfile

@@ -111,7 +111,7 @@ RUN curl -fsSL https://github.com/open-telemetry/opentelemetry-cpp/archive/v1.24
     ldconfig && cd /var/tmp && rm -fr build
 
 WORKDIR /var/tmp/build/grpc
-RUN curl -fsSL https://github.com/grpc/grpc/archive/v1.74.1.tar.gz | \
+RUN curl -fsSL https://github.com/grpc/grpc/archive/v1.76.0.tar.gz | \
     tar -xzf - --strip-components=1 && \
     cmake \
         -DCMAKE_BUILD_TYPE=Release \

ci/cloudbuild/dockerfiles/ubuntu-20.04-install.Dockerfile

@@ -163,7 +163,7 @@ RUN curl -fsSL https://github.com/open-telemetry/opentelemetry-cpp/archive/v1.24
     ldconfig && cd /var/tmp && rm -fr build
 
 WORKDIR /var/tmp/build/grpc
-RUN curl -fsSL https://github.com/grpc/grpc/archive/v1.74.1.tar.gz | \
+RUN curl -fsSL https://github.com/grpc/grpc/archive/v1.76.0.tar.gz | \
     tar -xzf - --strip-components=1 && \
     cmake \
         -DCMAKE_BUILD_TYPE=Release \